RW Carbon BMW G22/G23 4-Series Full Carbon Fiber DiffuserFinish off your BMW G22 or G23 4 Series appearance with this Full Carbon Fiber Diffuser. This diffuser is crafted from genuine 2x2 weave full carbon fiber that will nicely match any other carbon fiber parts you have on your car from RW Carbon. The full carbon fiber is a stronger and better looking weave. To ensure that this diffuser has a nice finish and does not fade we complete it with a thick, high quality clear coat. Installation is 100% bolt on,